Domanda aperta
In the Stille reaction, an organostannane compound reacts with a carbon halide in order to form a new carbon-carbon bond. What would be the final product from the following Stille coupling reaction?
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35. Transition Metals
Cross-Coupling General Reactions
Scelta multipla
Predict the major, organic product for the following reaction.
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D
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Identify the reactants and reagents in the reaction. The reactants include a bicyclic compound and a diol with a double bond. The reagents are a Grubbs catalyst (LnRu=CH2) and a diacid chloride.
Recognize the type of reaction. The presence of the Grubbs catalyst suggests a metathesis reaction, likely a ring-opening metathesis polymerization (ROMP) or a cross-metathesis.
Consider the role of the diacid chloride. It can react with the diol to form an ester linkage, potentially leading to polymerization.
Analyze the structure of the potential polymer. The bicyclic compound can undergo ring-opening, and the diol can form ester linkages with the diacid chloride, resulting in a polymer with repeating units.
Predict the major product. The major product is likely a polymer formed by the combination of the bicyclic compound and the diol, with ester linkages introduced by the diacid chloride, facilitated by the Grubbs catalyst.
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